2102 Tantalus help
Last update: 2025-11-24 19:20 UTC
Epoch
Orbit properties
  • Epoch
  • Semimajor Axis
  • Eccentricity (e)
  • Inclination (i)
  • Long. of Ascending Node (Ω)
  • Arg. of Perihelion (ω)
  • Mean Anomaly (M)
  • Perihelion distance
  • Aphelion distance
  • Asc. Node-Earth Sep.
  • Desc. Node-Earth Sep.
  • MOID
  • Orbit Period
  • U parameter
Value
1-sigma variation
Unit
Epoch
Value
61000.0000
1-sigma variation
Unit
MJD
Semimajor Axis
Value
1.290061
1-sigma variation
7.283E-10
Unit
Eccentricity (e)
Value
0.299350
1-sigma variation
2.403E-8
Unit
-
Inclination (i)
Value
64.0051
1-sigma variation
8.988E-6
Unit
Long. of Ascending Node (Ω)
Value
94.3523
1-sigma variation
1.404E-6
Unit
Arg. of Perihelion (ω)
Value
61.4985
1-sigma variation
7.363E-6
Unit
Mean Anomaly (M)
Value
347.35567
1-sigma variation
0.00001
Unit
Perihelion distance
Value
0.903881
1-sigma variation
Unit
Aphelion distance
Value
1.676241
1-sigma variation
Unit
Asc. Node-Earth Sep.
Value
0.044009
1-sigma variation
Unit
Desc. Node-Earth Sep.
Value
0.352125
1-sigma variation
Unit
MOID
Value
0.042597
1-sigma variation
Unit
Orbit Period
Value
535.1971
1-sigma variation
Unit
U parameter
Value
0.0
1-sigma variation
Unit
-
Covariance Matrix
aeiΩωM
a5.30363E-19-4.51779E-181.50255E-178.11341E-17-5.51445E-17-1.63610E-15
e-4.51779E-185.77309E-16-8.32537E-156.22354E-16-7.74289E-147.27779E-14
i1.50255E-17-8.32537E-158.07775E-119.27033E-14-1.04092E-119.73036E-12
Ω8.11341E-176.22354E-169.27033E-141.97040E-124.37839E-12-6.04525E-12
ω-5.51445E-17-7.74289E-14-1.04092E-114.37839E-125.42080E-11-4.00887E-11
M-1.63610E-157.27779E-149.73036E-12-6.04525E-12-4.00887E-113.98497E-11
Date of computation: 2025-11-24 19:20 UTC
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